Stroller frame



FIG. 1 is a perspective view of a stroller frame, showing our new design;

FIG. 2 is right side elevational view thereof;

FIG. 3 is top a view thereof;

FIG. 4 is a front view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a left side elevational view thereof; and,

FIG. 7 is a rear view thereof. 

The ornamental design for a stroller frame, as shown and described. 